Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey ...

A Neptune-sized exoplanet has been detected moving at a record-breaking 1.2M mph, led by a hypervelocity star.

In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, ...

"The data from the termination shock encounter will be a treasure trove for space physicists worldwide who are eager to ...

Astronomers have discovered what seems to be a star racing through the Milky Way at 1.2 million mph, dragging a Neptune-sized ...

A rare celestial event is set to occur on February 28, when all planets in our solar system will be visible in the night sky ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

Research Fellow Dr. Babak Bakhit has encountered one of his most challenging projects to date—contributing to the European ...

Ahead of its dance with Saturn on Feb. 24, Mercury should be seen on Feb. 19 at magnitude -1.2 with binoculars 20 minutes ...

Scientists at NASA for the first time have been able to observe the make up of Pluto and other small and icy celestial bodies ...